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UL Listed Economical Adjustable Aluminum Fire Internal Door Closer
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DC-033 UL-Listed Economical Adjustable Aluminum Fire Internal Door Closer
DC-033 economical adjustable fire internal overhead hydraulic door closer manufactured by WINGTEC. High‑strength die‑cast aluminum‑alloy housing, equipped with precision gear‑shaft, moderate‑toughness spring, piston and premium leak‑proof sealing assemblies, filled with imported German FUCHS hydraulic oil for reliable cost‑effective daily‑use performance. EN2 power‑size rating for door weight 25‑45KG, max door width up to 850 mm. Max 180‑degree opening angle, two‑valve independent adjustable closing speed and latching speed. Optional mechanical hold‑open positioning function. UL‑Listed UL10C 3‑Hour fire‑rated(UL File No.R40717), complies with BS‑EN1154 standard, passes 90‑minute fire‑resistance test and 500,000‑cycle durability test. Supports standard‑arm, top‑jamb and parallel‑arm universal overhead mounting. Optimized for economical fire‑rated interior door projects. Suitable for wooden, metal and fire‑rated interior‑exterior door assemblies. Full‑set mounting accessories are supplied. Monthly production capacity reaches 200,000 units for B2B wholesale economical fire‑safety internal‑door hardware tender projects.
| Specification | Parameter |
|---|---|
| Product Type | Economical Die‑Cast Aluminum‑Alloy UL‑Listed Hydraulic Overhead Fire‑Rated Internal Door Closer |
| Operation | Hydraulic‑spring auto‑closing, optional hold‑open positioning, max 180° opening angle, two‑valve adjustable closing & latching speed, UL‑Listed & BS‑EN1154 fire‑safety certified |
| Material | Die‑Cast Aluminum‑Alloy housing, precision gear‑shaft, piston, moderate‑toughness spring, seal‑ring assembly, imported FUCHS hydraulic oil |
| Core Functions | EN2 light‑duty power rating, economical cost‑effective design, dual‑speed independent tuning, optional hold‑open, 90‑min fire‑rated, 500,000‑cycle durability |
| Application | Wooden / Metal / Fire‑Rated Interior‑Exterior Door Assemblies, Budget‑Friendly Fire‑Safety Internal Building Hardware Projects |
| Production Capacity | 200,000 Units / Month |
| MOQ | 100 PCS |
| Sample Time | 5‑7 Working Days |
| Lead Time | 30‑35 Days |
| Packing | 1 Set / White Box, Standard Export Carton |
Application Scenarios
Budget‑Oriented Fire‑Rated Internal Installations
DC‑033 UL‑Listed economical fire internal door closer is purpose‑built for cost‑sensitive fire‑rated interior door‑sets in apartments, small offices and retail premises. EN2 light‑duty force delivers stable auto‑closing for 25‑45kg fire doors with optimized total project cost. UL‑Listed UL10C and BS‑EN1154 dual certifications satisfy North‑American and European fire‑safety hardware requirements for budget‑focused internal fire door assemblies.
Multi‑Material Door New‑Build & Renovation
This economical die‑cast aluminum overhead door closer uses premium imported FUCHS hydraulic oil and reliable leak‑proof sealing components for long‑term stable lubrication. Passed 500,000‑cycle durability test. Works reliably for wooden, metal and fire‑rated interior‑exterior door‑sets for new‑construction and retrofit renovation hardware assignments.
Architectural Hardware Tender Specification Projects
Complete mounting hardware kit included, universal mounting supports standard‑arm, top‑jamb and parallel‑arm installation. Optional hold‑open variant available. Compliance reports, datasheet and installation drawings are available for tender‑submission documentation for economical fire‑safety internal building projects.
Product Characteristics
High‑strength die‑cast aluminum‑alloy housing, premium leak‑proof sealing components, filled with imported German FUCHS hydraulic oil for cost‑effective light‑duty fire‑internal‑door stable performance
EN2 light‑duty power‑rating for door weight 25‑45KG, max door width up to 850 mm, wide 180‑degree maximum opening angle
Two‑valve independent adjustment for closing speed and latching speed; optional mechanical hold‑open positioning function for flexible site‑usage demands
UL‑Listed UL10C 3‑Hour fire‑rated, complies with BS‑EN1154, passes 90‑minute fire‑resistance test and 500,000‑cycle durability test
Universal overhead mounting: supports standard‑arm, top‑jamb and parallel‑arm installation; compatible with wooden, metal and fire‑rated interior‑exterior door assemblies
Full‑set mounting accessories included for quick on‑site installation; monthly capacity 200,000 units for B2B wholesale cost‑effective orders
Warranty & Customization
Standard quality warranty against manufacturing defects of die‑cast aluminum housing and internal hydraulic‑spring components
Bulk wholesale supply for architectural construction and budget‑focused fire‑internal‑door tender projects; optional hold‑open variant and multiple surface‑finish custom options available
2D installation drawing and product‑performance‑specification datasheet including UL‑BS‑EN compliance statement available for tender‑submission documentation
Frequently Asked Questions
What certifications does DC-033 hold?
DC‑033 is UL‑Listed UL10C 3‑Hour fire‑rated(UL File No.R40717), complies fully with BS‑EN1154, also passes 90‑minute fire‑resistance test and 500,000‑cycle durability test for economical fire‑internal overhead door‑control hardware.
What door weight and dimension fits DC-033?
DC‑033 adopts EN2 light‑duty power‑size, suitable for door weight 25‑45KG and maximum door width up to 850 mm, max opening angle reaches 180‑degree.
What is the advantage of DC‑033 economical design?
DC‑033 delivers full UL‑10C fire‑rated performance at competitive cost for light‑duty fire‑internal door projects. Hold‑open function can be selected as optional upgrade according to site‑specific requirements.
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